Bonecache Overseer, Mind Over Matter, and Horizon Chimera

Prerequisites

• Bonecache Overseer on the battlefield
• Mind Over Matter on the battlefield
• Horizon Chimera on the battlefield
• You have sacrificed a Food this turn, or at least three cards have left your graveyard this turn
• Bonecache Overseer does not have summoning sickness
• Your life total is at least 2

Steps

1. Activate Bonecache Overseer by tapping it and paying 1 life, causing you to draw a card
2. Horizon Chimera triggers, causing you to gain 1 life
3. Activate Mind Over Matter by discarding a card, untapping Bonecache Overseer
4. Repeat

Results

• Infinite self-discard triggers
• Near-infinite lifegain triggers
• Infinite draw triggers
• Infinite looting